fgdata/gui/dialogs/display.xml

<?xml version="1.0"?>

<PropertyList>
  <name>display</name>
  <modal>false</modal>
  <layout>vbox</layout>

  <text>
    <label>Display Options</label>
  </text>

  <hrule/>

  <group>
    <layout>vbox</layout>
    <halign>center</halign>

    <checkbox>
      <halign>left</halign>
      <label>Show frame rate</label>
      <property>/sim/rendering/fps-display</property>
      <binding>
        <command>dialog-apply</command>
      </binding>
    </checkbox>

    <checkbox>
      <halign>left</halign>
      <label>Show chat messages</label>
      <property>/sim/multiplay/chat-display</property>
      <binding>
        <command>dialog-apply</command>
      </binding>
    </checkbox>

    <checkbox>
        <halign>left</halign>
        <label>Enable view popups</label>
        <property>/sim/view-name-popup</property>
        <binding>
            <command>dialog-apply</command>
        </binding>
    </checkbox>

    <checkbox>
        <halign>left</halign>
        <label>Toggle 2D Panel</label>
        <binding>
            <command>property-toggle</command>
            <property>/sim/panel/visibility</property>
        </binding>
    </checkbox>

    <checkbox>
        <halign>left</halign>
        <label>Allow 3d cockpit toggle</label>
        <property>/sim/allow-toggle-cockpit</property>
        <binding>
            <command>dialog-apply</command>
        </binding>
    </checkbox>

    <button>
        <halign>center</halign>
        <legend>Cycle HUD</legend>
        <binding>
            <command>nasal</command>
            <script>aircraft.HUD.cycle_color()</script>
        </binding>
    </button>

    <button>
        <halign>center</halign>
        <legend>Configure views</legend>
        <binding>
            <command>dialog-show</command>
            <dialog-name>view</dialog-name>
        </binding>
    </button>

    <button>
        <halign>center</halign>
        <legend>Save current FOV</legend>
        <binding>
            <command>nasal</command>
            <script>
                var nm=getprop("/sim/current-view/view-number");
                var vw = getprop("/sim/current-view/field-of-view");
                setprop("/sim/current-view/config/default-field-of-view-deg",vw);
                setprop("/sim/view["~nm~"]/config/default-field-of-view-deg",vw);
            </script>
        </binding>
    </button>

    </group>

  <hrule/>

<group>
    <layout>hbox</layout>
    <empty><stretch>true</stretch></empty>

    <button>
      <legend>Close</legend>
      <default>true</default>
      <key>Esc</key>
      <binding>
        <command>dialog-apply</command>
      </binding>
      <binding>
        <command>dialog-close</command>
      </binding>
    </button>

    <empty><stretch>true</stretch></empty>
  </group>

</PropertyList>